Home / 42,432.40-63,683.16-22,449.16

Finding the Fourth Proportional to 42,432.40, 63,683.16 and 22,449.16

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Solution

The fourth proportional to 42,432.40, 63,683.16 and 22,449.16 is: 33,692.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,432.40 : 63,683.16 = 22,449.16 : x
  2. Step 2: Convert to fraction form
    42,432.40/63,683.16 = 22,449.16/x
  3. Step 3: Cross multiply
    42,432.40x = 63,683.16 × 22,449.16
  4. Step 4: Simplify right side
    42,432.40x = 1,429,633,448.15
  5. Step 5: Solve for x
    x = 1,429,633,448.15/42,432.40
  6. Step 6: Final answer
    x = 33,692.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.